{"product_id":"komatsu-d150a-1-d155a-1-dozer-service-manual-1988-1992","title":"Komatsu D150A-1 D155A-1 Dozer Service Manual | 1988-1992","description":"\u003cdiv style=\"line-height: 1.45;\"\u003e\n\u003cdiv style=\"background: linear-gradient(rgb(47, 95, 166) 0%, rgb(30, 67, 120) 100%); padding: 16px; border-radius: 6px 6px 0px 0px;\"\u003e\n\u003cdiv style=\"color: rgb(255, 255, 255); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; font-size: 24px; font-weight: 800; letter-spacing: 1px;\"\u003eKOMATSU \u003cspan style=\"color: #ffd24d;\"\u003e1988-1992\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 6px;\"\u003e\u003cspan style=\"color: #e7f0ff; font-family: Segoe UI, Arial, Helvetica, sans-serif;\"\u003e\u003cspan style=\"font-size: 13px; letter-spacing: 0.8px; text-transform: uppercase;\"\u003e\u003cb\u003eKomatsu D150A-1 D155A-1 Dozer • Service Manual\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; border-width: 0px 1px 1px; border-image: initial; padding: 14px; background: rgb(255, 255, 255); border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"margin-top: 8px; font-size: 13.5px;\"\u003e\n\u003cp\u003eComplete OEM shop manual for the 1988-1992 Komatsu D150A-1 and D155A-1 crawler dozers, covering engine overhaul, power train service, undercarriage repair, hydraulic system diagnostics, work equipment maintenance, and electrical systems. Everything a technician or owner needs to service and repair these heavy-duty Komatsu bulldozers. Delivered instantly as a fully searchable PDF compatible with any device.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdobe Acrobat (PDF) format\u003c\/li\u003e\n\u003cli\u003eFully searchable\u003c\/li\u003e\n\u003cli\u003eEasily print any or all content\u003c\/li\u003e\n\u003cli\u003eEverything needed to repair \u0026amp; maintain your machine\u003c\/li\u003e\n\u003cli\u003eTroubleshooting instructions, wiring diagrams, and reference material\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; font-size: 13.5px; background: rgb(238, 244, 251); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"color: rgb(30, 67, 120); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; font-size: 13.5px; font-weight: 800; text-transform: uppercase;\"\u003eModels Covered\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 8px;\"\u003e\u003cul\u003e\n\u003cli\u003eKomatsu D150A-1 (Serial No. 8408 and up)\u003c\/li\u003e\n\u003cli\u003eKomatsu D155A-1 (Serial No. 15001 and up)\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(255, 255, 255); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eTable of Contents\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 10px; font-size: 13.5px;\"\u003e\u003cul\u003e\n\u003cli\u003eGeneral\u003c\/li\u003e\n\u003cli\u003eEngine - Structure and Function\u003c\/li\u003e\n\u003cli\u003eEngine - Testing and Adjusting\u003c\/li\u003e\n\u003cli\u003eEngine - Disassembly and Assembly\u003c\/li\u003e\n\u003cli\u003ePower Train - Structure and Function\u003c\/li\u003e\n\u003cli\u003ePower Train - Testing and Adjusting\u003c\/li\u003e\n\u003cli\u003ePower Train - Disassembly and Assembly\u003c\/li\u003e\n\u003cli\u003ePower Train - Maintenance Standard\u003c\/li\u003e\n\u003cli\u003eUndercarriage - Structure and Function\u003c\/li\u003e\n\u003cli\u003eUndercarriage - Disassembly and Assembly\u003c\/li\u003e\n\u003cli\u003eUndercarriage - Maintenance Standard\u003c\/li\u003e\n\u003cli\u003eHydraulic System - Structure and Function\u003c\/li\u003e\n\u003cli\u003eHydraulic System - Testing and Adjusting\u003c\/li\u003e\n\u003cli\u003eHydraulic System - Disassembly and Assembly\u003c\/li\u003e\n\u003cli\u003eHydraulic System - Maintenance Standard\u003c\/li\u003e\n\u003cli\u003eWork Equipment - Structure and Function\u003c\/li\u003e\n\u003cli\u003eWork Equipment - Testing and Adjusting\u003c\/li\u003e\n\u003cli\u003eWork Equipment - Disassembly and Assembly\u003c\/li\u003e\n\u003cli\u003eWork Equipment - Maintenance Standard\u003c\/li\u003e\n\u003cli\u003eElectrical System\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(247, 247, 247); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eWhat's Included\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 8px; font-size: 13.5px;\"\u003e\u003cul\u003e\n\u003cli\u003eComplete engine disassembly and assembly procedures\u003c\/li\u003e\n\u003cli\u003eCarburetor, fuel system, and air cleaner diagnostics\u003c\/li\u003e\n\u003cli\u003eElectrical, ignition, and charging system procedures\u003c\/li\u003e\n\u003cli\u003eCooling system inspection and maintenance\u003c\/li\u003e\n\u003cli\u003eHydraulic system testing, pump repair, and control valve service\u003c\/li\u003e\n\u003cli\u003eHydraulic cylinder inspection, seal replacement, and repair\u003c\/li\u003e\n\u003cli\u003eDrivetrain, final drive, and undercarriage service procedures\u003c\/li\u003e\n\u003cli\u003eFrame, chassis, and structural component service\u003c\/li\u003e\n\u003cli\u003eTroubleshooting charts and diagnostic workflows\u003c\/li\u003e\n\u003cli\u003eOEM specifications and torque tables\u003c\/li\u003e\n\u003cli\u003eHigh-resolution wiring and system diagrams\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(255, 255, 255); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eFeatures\u003c\/div\u003e\n\u003cul\u003e\n\u003cli style=\"font-size: 13.5px;\"\u003eOEM-quality PDF (searchable and printable)\u003c\/li\u003e\n\u003cli style=\"font-size: 13.5px;\"\u003eHigh-resolution diagrams and schematics\u003c\/li\u003e\n\u003cli style=\"font-size: 13.5px;\"\u003eWorks on PC, Mac, tablet, and mobile devices\u003c\/li\u003e\n\u003cli style=\"font-size: 13.5px;\"\u003e\n\u003cb\u003eImportant:\u003c\/b\u003e This is a digital PDF manual. No paper book will be provided.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(238, 244, 251); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eDon't See What You Need?\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 8px; font-size: 13.5px;\"\u003e\u003cul\u003e\n\u003cli\u003eWe maintain thousands of reference guides.\u003c\/li\u003e\n\u003cli\u003eMessage us. We can point you to the correct listing or post the one you're looking for.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(255, 255, 255); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eBuy With Confidence\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 8px; font-size: 13.5px;\"\u003e\u003cul\u003e\n\u003cli\u003eThousands of satisfied customers\u003c\/li\u003e\n\u003cli\u003eFast access to digital download\u003c\/li\u003e\n\u003cli\u003eReliable post-sale support\u003c\/li\u003e\n\u003cli\u003e60-day worry-free returns\u003c\/li\u003e\n\u003cli\u003eConsistent 5-star feedback and repeat buyers\u003c\/li\u003e\n\u003cli\u003eIf you have any questions about compatibility, model coverage, or what this manual includes, message us anytime. We pride ourselves on exceptional customer service.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(247, 247, 247); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eWhat Our Customers Are Saying\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 8px; font-size: 13.5px;\"\u003e\u003cul\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eBetter than the hard copy I had.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eLess than 5 minutes after purchase I had already downloaded my manual. Great service.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThis was a life saver for a piece of equipment I bought that did not have the manuals.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThe manual was just what I needed to fix the problem.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eExactly what I needed. Zero complaints.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eTreasure trove of information. Thank You.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(255, 255, 255); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 12px; font-size: 13.5px;\"\u003e\n\u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: rgb(34, 34, 34);\"\u003eQ: Is this the official factory manual?\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 4px; color: rgb(60, 60, 60);\"\u003eA: Yes — this is the same OEM factory service manual content used by authorized dealership technicians.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 4px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: rgb(34, 34, 34);\"\u003eQ: How do I receive this manual?\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 4px; color: rgb(60, 60, 60);\"\u003eA: You receive a download link by email immediately after purchase. No physical item is shipped. The PDF works on any PC, Mac, tablet, or phone with free Adobe Acrobat Reader.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(34, 34, 34); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(247, 247, 247); padding: 14px; border-width: 0px 1px 1px; border-image: initial; border-color: initial rgb(215, 215, 215) rgb(215, 215, 215) rgb(215, 215, 215); border-style: initial solid solid solid;\"\u003e\n\u003cdiv style=\"font-size: 13.5px; font-weight: 800; color: #1e4378; text-transform: uppercase;\"\u003eAlso Searchable As\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 8px; font-size: 13.5px; color: rgb(60, 60, 60);\"\u003eKomatsu D150A-1 D155A-1 Dozer repair manual, Komatsu D150A-1 D155A-1 Dozer service guide, Komatsu D150A-1 D155A-1 Dozer workshop manual, 1988 Komatsu Komatsu D150A-1 D155A-1 PDF, Komatsu machine manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(255, 255, 255); font-family: 'Segoe UI', Arial, Helvetica, sans-serif; background: rgb(42, 42, 42); padding: 12px 14px; border-radius: 0px 0px 6px 6px;\"\u003e\n\u003cdiv style=\"font-weight: 800; text-transform: uppercase;\"\u003eShipping \u0026amp; Returns\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 8px; font-size: 13.5px;\"\u003e\n\u003cp\u003e\u003cb\u003eShipping\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eInstant Digital Delivery\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eReturns\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIf you're not fully satisfied, simply contact us for a no-hassle refund.\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\ntable, th, td { border: none; }\n\u003c\/style\u003e","brand":"Komatsu","offers":[{"title":"Default Title","offer_id":48934551093504,"sku":"KOMATSU_1988D150AD155A","price":12.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/1785\/2672\/files\/il_fullxfull.8185813446_skr1.jpg?v=1783300226","url":"https:\/\/dalmanuals.com\/products\/komatsu-d150a-1-d155a-1-dozer-service-manual-1988-1992","provider":"DAL Manuals","version":"1.0","type":"link"}